JP5206519B2 - ２サイクルエンジン及びそれを備えたエンジン作業機 - Google Patents

２サイクルエンジン及びそれを備えたエンジン作業機 Download PDF

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Publication number
JP5206519B2
JP5206519B2 JP2009064756A JP2009064756A JP5206519B2 JP 5206519 B2 JP5206519 B2 JP 5206519B2 JP 2009064756 A JP2009064756 A JP 2009064756A JP 2009064756 A JP2009064756 A JP 2009064756A JP 5206519 B2 JP5206519 B2 JP 5206519B2
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JP
Japan
Prior art keywords
cylinder
flywheel
axis
crankshaft
scavenging
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2009064756A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010216394A (ja
Inventor
賢二 長沼
健太郎 金谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koki Holdings Co Ltd
Original Assignee
Hitachi Koki Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Koki Co Ltd filed Critical Hitachi Koki Co Ltd
Priority to JP2009064756A priority Critical patent/JP5206519B2/ja
Priority to US12/725,348 priority patent/US8550043B2/en
Priority to DE102010011726A priority patent/DE102010011726A1/de
Priority to CN201010138580.2A priority patent/CN101839167B/zh
Publication of JP2010216394A publication Critical patent/JP2010216394A/ja
Application granted granted Critical
Publication of JP5206519B2 publication Critical patent/JP5206519B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/14—Engines characterised by using fresh charge for scavenging cylinders using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/02—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for hand-held tools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
JP2009064756A 2009-03-17 2009-03-17 ２サイクルエンジン及びそれを備えたエンジン作業機 Expired - Fee Related JP5206519B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009064756A JP5206519B2 (ja) 2009-03-17 2009-03-17 ２サイクルエンジン及びそれを備えたエンジン作業機
US12/725,348 US8550043B2 (en) 2009-03-17 2010-03-16 Two-stroke engine and motorized implement equipped with the two-stroke engine
DE102010011726A DE102010011726A1 (de) 2009-03-17 2010-03-17 Zweitaktmotor und Motorgerät mit diesen Zweitaktmotor
CN201010138580.2A CN101839167B (zh) 2009-03-17 2010-03-17 二冲程发动机和装备有二冲程发动机的动力工具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009064756A JP5206519B2 (ja) 2009-03-17 2009-03-17 ２サイクルエンジン及びそれを備えたエンジン作業機

Publications (2)

Publication Number Publication Date
JP2010216394A JP2010216394A (ja) 2010-09-30
JP5206519B2 true JP5206519B2 (ja) 2013-06-12

Family

ID=42736224

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009064756A Expired - Fee Related JP5206519B2 (ja) 2009-03-17 2009-03-17 ２サイクルエンジン及びそれを備えたエンジン作業機

Country Status (4)

Country Link
US (1) US8550043B2 (zh)
JP (1) JP5206519B2 (zh)
CN (1) CN101839167B (zh)
DE (1) DE102010011726A1 (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5910857B2 (ja) 2012-01-13 2016-04-27 日立工機株式会社 チェーンソー
CN105020000B (zh) * 2014-04-22 2018-02-09 胡斯华纳有限公司 二冲程发动机
US10375901B2 (en) 2014-12-09 2019-08-13 Mtd Products Inc Blower/vacuum
CN105089841A (zh) * 2015-05-29 2015-11-25 宁波大叶园林设备有限公司 具抛物线族等势流线的分层扫气缸体的二冲程汽油发动机
CN105156221A (zh) * 2015-05-29 2015-12-16 宁波大叶园林设备有限公司 具对数螺线等势流线的分层储气活塞的二冲程汽油发动机
CN205315134U (zh) * 2016-01-16 2016-06-15 浙江中马园林机器股份有限公司 扫气道外置式低排气缸
CN108301936B (zh) * 2018-04-04 2023-07-04 芜湖长捷航空动力科技有限责任公司 一种卧式专用发动机曲轴箱
US11041432B1 (en) * 2020-09-22 2021-06-22 Chun-Li Chen Cylinder structure of internal combustion engine

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4867616A (zh) * 1971-12-17 1973-09-14
JPS606017A (ja) * 1983-06-22 1985-01-12 Nippon Clean Engine Res ２サイクル内燃機関の掃気孔および２サイクル内燃機関
JP3404288B2 (ja) * 1998-04-30 2003-05-06 タナカ工業株式会社 ２サイクルエンジン
JP2001214745A (ja) * 2000-02-02 2001-08-10 Komatsu Zenoah Co ピストンバルブ式２サイクルエンジン
JP4585920B2 (ja) * 2005-06-07 2010-11-24 株式会社やまびこ ２サイクル内燃エンジン
JP2007077942A (ja) * 2005-09-16 2007-03-29 Shin Daiwa Kogyo Co Ltd クランク室圧縮型２サイクルエンジン及び燃料粒子微細化装置
JP4309418B2 (ja) * 2006-10-27 2009-08-05 株式会社共立 ２サイクル内燃エンジン
JP4912849B2 (ja) * 2006-12-01 2012-04-11 ハスクバーナ・ゼノア株式会社 層状掃気２サイクルエンジン
JP2009002311A (ja) * 2007-06-25 2009-01-08 Ihi Shibaura Machinery Corp ２サイクルエンジン
JP4866310B2 (ja) * 2007-07-10 2012-02-01 ハスクバーナ・ゼノア株式会社 チェーンソー
JP2009064756A (ja) 2007-09-10 2009-03-26 Panasonic Corp アルカリ乾電池

Also Published As

Publication number Publication date
US20100236082A1 (en) 2010-09-23
CN101839167A (zh) 2010-09-22
CN101839167B (zh) 2015-08-26
JP2010216394A (ja) 2010-09-30
DE102010011726A1 (de) 2010-12-30
US8550043B2 (en) 2013-10-08

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